• 3NFK

  • First year: 1931
  • Base: Loewe Bajonet, 6-pin + middle pin (Codex=sp)
  • Filament: Vf 4 Volts / If 1.2 Ampere / Parallel, (AC/DC) /
  • Identical to: 3NFK
  • Tube type: MULTI-SYSTEM, internal coupling

  • Published by:

    dido
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